Home / 708,512.11-1,062,975.22-228,728.66

Finding the Fourth Proportional to 708,512.11, 1,062,975.22 and 228,728.66

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Solution

The fourth proportional to 708,512.11, 1,062,975.22 and 228,728.66 is: 343,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,512.11 : 1,062,975.22 = 228,728.66 : x
  2. Step 2: Convert to fraction form
    708,512.11/1,062,975.22 = 228,728.66/x
  3. Step 3: Cross multiply
    708,512.11x = 1,062,975.22 × 228,728.66
  4. Step 4: Simplify right side
    708,512.11x = 243,132,891,797.11
  5. Step 5: Solve for x
    x = 243,132,891,797.11/708,512.11
  6. Step 6: Final answer
    x = 343,159.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.